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Toyota Noah R80 airbag control unit repair
89170-42D50 · Label
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Toyota Noah R80 airbag control unit repair at Airbag24
Airbag24 repairs defective airbag control units professionally and affordably. Both private customers and workshops can order without registration and benefit from fast processing, 2 years' statutory liability for defects and plug&play installation.
Airbag24 works with state-of-the-art diagnostic technology and specialised repair processes. Because defective control units often involve only individual components, a professional overhaul can be considerably cheaper than buying new.
Our advantages: no registration required, a direct online ordering process for B2B and B2C customers, express shipping and comprehensive quality testing. The repaired control unit works like a new part.
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Our estimated repair time for this product is about: 3–4 business days
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Shipping & repair from Germany
Airbag24 repairs your component in Berlin — usually within 3–4 working days.
Standard shipping within Germany is free; we normally return your part by UPS.
You pay for and insure the inbound shipment to us. On explicit request we ship by express — the extra cost is borne by the customer.
If you withdraw from the contract, you bear the cost of returning the item.
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4.8What is a Toyota Noah R80 airbag control unit?
The Toyota Noah R80 airbag control unit is the central safety unit that activates all occupant restraint systems in the event of an accident. It monitors sensors, stores crash data, and ensures the proper functioning of all airbag modules in the vehicle. It is crucial for safety in the Toyota Noah R80 series.
This electronic control unit communicates via the CAN bus system with 11-bit identification and a transmission speed of 500 kbps. It is perfectly compatible with the on-board electronics installed in the Toyota Noah R80.
The operating voltage is typically supplied by the vehicle's 12-volt on-board electronics. An integrated EEPROM memory saves system statuses, error codes, and crucial crash data in the event of an impact.
At its core, the device consists of a microcontroller unit (MCU) for sensor signal processing. It has specific connections for crash sensors, airbag modules, seat belt pretensioners, and diagnostic interfaces.
Why is the Toyota Noah R80 airbag control unit defective?
The Toyota Noah R80 airbag control unit often malfunctions because it stores specific crash data after an accident, requiring a reset. Internal electronic errors or CAN bus communication failures can also impair its function, necessitating urgent repair.
Because crash data is stored in the control unit's EEPROM after an airbag deployment, this prevents re-commissioning. These fixed error codes must be professionally erased to restore the module's functionality.
Control unit failure can also be caused by internal hardware errors or power fluctuations. Such problems often manifest themselves as an illuminated airbag warning light and require precise diagnostics in the workshop.
If the control unit is defective, it can no longer process the signals from the crash sensors or deploy the airbags correctly. Immediate repair of the Toyota Noah R80 airbag control unit is essential for vehicle safety.
Common error codes for Toyota Noah R80 airbag control unit repair
During Toyota Noah R80 airbag control unit repairs, specific error codes occur that directly indicate problems with the control unit itself. These OBD-II B codes signal communication problems, internal defects, or system failures that require a precise diagnosis.
- B1000: Control unit communication error – Cause: Disturbed communication between the airbag control unit and other systems.
- B0091: Control Module Error – Cause: Internal malfunction or data problem in the airbag control module.
- B1100: Control unit defective – Cause: A serious, often permanent defect in the airbag control unit.
- B1811: Driver seat airbag firing circuit fault – Cause: The airbag control unit detects a fault in the firing circuit of the driver seat airbag.
- B1801: Airbag Control Unit Internal Problem - Cause: An unspecified internal fault within the airbag ECU.
- B1831: Control Module Error - Cause: A general malfunction detected directly by the airbag control module.
- B1841: Control Unit Communication Error – Cause: Problems with data transmission within the airbag control unit or to the CAN bus.
What part numbers are available for the Toyota Noah R80 airbag control unit repair?
For Toyota Noah R80 airbag control unit repair, two 100% verified OEM part numbers are primarily relevant: the Toyota OEM number 89170-42D50 and the Denso manufacturer number 152100-4560. These numbers are crucial for correct diagnosis and replacement of the component.
The number 89170-42D50 is the original Toyota OEM part number specifically for the airbag control unit in the Toyota Noah R80 series (model year 2013-2021). It has been validated using professional spare parts databases.
Furthermore, the number 152100-4560 is a Denso part number. Denso is a leading OEM supplier to Toyota that manufactures these airbag control units.
These two numbers are the only ones that are 100% verified for the airbag control unit of the Toyota Noah R80 (2013-2021). Other sources or alternative part numbers could not be confirmed for this specific model series.
Based on 241 reviews
What our customers say
„Ok.“
„Works like a charm!“
„VAG airbag control unit with error B2000 00 reliably repaired. Price very high in comparison, but everything worked out. No exact protocol of what was carried out, probably just newly flashed“
Automatically translated · Original: German
„A great shop, even when there are sometimes problems. There are quick responses and very good help. I can only recommend the shop. Thank you very much“
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„Problem solved :-)“
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„Everything went well“
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„Everything works great“
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„Ultra satisfied with this company. My computer was repaired quickly and works perfectly again! Communication is exemplary (emails, SMS...). Very serious company, thank you!“
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„Uncomplicated, fast, correct.“
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„Airbag control unit sent: the handling of it was immediate and very serious. The returned control unit was fitted without any problem and works perfectly. Very satisfied!“
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„Airbag control unit Fiat 500 was broken. Hard to believe but they can really repair it! Recommendation!!“
Automatically translated · Original: German
„From the first phone call, the order processing, to the shipping, everything was done very quickly and professionally. Now I still have to send the repaired unit to the Swedish workshop and then hopefully the Honda can f…“
Automatically translated · Original: German
„Ok.“





